343064442 has 64 divisors (see below), whose sum is σ = 803623680. Its totient is φ = 95606784.

The previous prime is 343064429. The next prime is 343064479. The reversal of 343064442 is 244460343.

It is a super-2 number, since 2×343064442² = 235386422729542728, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 509418 + ... + 510090.

It is an arithmetic number, because the mean of its divisors is an integer number (12556620).

Almost surely, 2^343064442 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 343064442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (401811840).

343064442 is an abundant number, since it is smaller than the sum of its proper divisors (460559238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

343064442 is a wasteful number, since it uses less digits than its factorization.

343064442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 967.

The product of its (nonzero) digits is 27648, while the sum is 30.

The square root of 343064442 is about 18521.9988662131. The cubic root of 343064442 is about 700.0438353501.

The spelling of 343064442 in words is "three hundred forty-three million, sixty-four thousand, four hundred forty-two".